| key specs |
| Strap Colour | Black, Dark Grey, Grey and Pink | Midnight Black, Misty Pink, Ocean Blue |
| Display Size | 36mm | - |
| Compatible OS | Android, iOS | - |
| Strap Material | Silicone | - |
| Dial Shape | Round | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | - | Unisex |
| general |
| Brand | Fire-Boltt | Amazfit |
| Model | Apollo 2 | GTR Mini |
| Release date | June 23, 2023 | March 16, 2023 |
| Model Number | BSW147 | - |
| Model Name | Fire-boltt Apollo 2 | GTR Mini |
| Dial Colour | Black | Black |
| Dial Shape | Round | Round |
| Strap Colour | Black, Dark Grey, Grey and Pink | Midnight Black, Misty Pink, Ocean Blue |
| Strap Material | Silicone | - |
| Water Resistant | IP67 | 5 ATM |
| Touchscreen | - | 1.28 |
| Water Resistance Depth | - | 50 m |
| Usage | - | Regular |
| Dial Material | - | Stainless Steel |
| Ideal For | - | Unisex |
| dimensions |
| Width | 43.5 mm | - |
| Height | 10 mm | - |
| Thickness | 10 mm | 9.25 |
| Diameter | 36.322 mm | 1.28 |
| Weight (g) | 100.00 | 24.60 |
| product details |
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker | - |
| Compatible Device | Android, iOS | - |
| Notification | Yes | - |
| Notification Type | Smart Notification | - |
| Battery Type | Lithium Ion | 280 mAh lithium polymer battery |
| Charge Time | 2 hours | - |
| Charger Type | USB cable | - |
| Stand By Time | 20 days | 20 days |
| Rechargeable Battery | Yes | Yes |
| Battery Life | - | 14 days |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Bluetooth | - |
| Bluetooth Version | Bluetooth 5.0 | - |
| GPS | - | Yes |
| Third Party App Support | - | Strava, Relive, adidas Running, Apple Health, Google Fit |
| platform and storage features |
| Compatible Operating System | Android, iOS | - |
| Operating System | - | Zepp OS 2.0 |
| camera and display features |
| Display Resolution | 466x466 pixels | HD |
| Display Size | 36mm | - |
| Display Type | AMOLED | AMOLED |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | - |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 | - |
| Other Fitness Features | Activity Tracker, Breathe, 110 Sports Mode Tracking, Calorie Tracker, Sedentary Reminder, Sleep Monitor | - |
| Other Watch Functions | Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, IP67 Rating, Music Player, Notifications | - |
| Altimeter | - | Yes |